<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
	"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
	<title></title>
	<meta http-equiv="Content-Type" content="text/html;charset=utf-8"/>
	<script type="text/javascript" src="../internal.js"></script>
	<style type="text/css">
		* {
			margin: 0;
			padding: 0;
			color: #838383;
		}

		table {
			font-size: 12px;
			margin: 10px;
			line-height: 30px
		}

		.txt {
			width: 300px;
			height: 21px;
			line-height: 21px;
			border: 1px solid #d7d7d7;
		}
	</style>
</head>
<body>
	<table>
		<tr>
			<td><label for="text"> <var id="lang_input_text"></var></label></td>
			<td><input class="txt" id="text" type="text" disabled="true"/></td>
		</tr>
		<tr>
			<td><label for="href"> <var id="lang_input_url"></var></label></td>
			<td><input class="txt" id="href" type="text"/></td>
		</tr>
		<tr>
			<td><label for="title"> <var id="lang_input_title"></var></label></td>
			<td><input class="txt" id="title" type="text"/></td>
		</tr>
		<tr>
			<td colspan="2">
				<label for="target"><var id="lang_input_target"></var></label>
				<input id="target" type="checkbox"/>
			</td>
		</tr>
		<tr>
			<td colspan="2" id="msg"></td>
		</tr>
	</table>
	<script type="text/javascript">
		var range = editor.selection.getRange(),
			link = range.collapsed ? editor.queryCommandValue("link") : editor.selection.getStart(),
			url,
			text = $G('text'),
			rangeLink = domUtils.findParentByTagName(range.getCommonAncestor(), 'a', true),
			orgText;
		link = domUtils.findParentByTagName(link, "a", true);
		if (link) {
			url = utils.html(link.getAttribute('_href') || link.getAttribute('href', 2));

			if (rangeLink === link && !link.getElementsByTagName('img').length) {
				text.removeAttribute('disabled');
				orgText = text.value = link[browser.ie ? 'innerText' : 'textContent'];
			} else {
				text.setAttribute('disabled', 'true');
				text.value = lang.validLink;
			}

		} else {
			if (range.collapsed) {
				text.removeAttribute('disabled');
				text.value = '';
			} else {
				text.setAttribute('disabled', 'true');
				text.value = lang.validLink;
			}

		}
		$G("title").value = url ? link.title : "";
		$G("href").value = url ? url : '';
		$G("target").checked = url && link.target == "_blank" ? true : false;
		$focus($G("href"));

		function handleDialogOk() {
			var href = $G('href').value.replace(/^\s+|\s+$/g, '');
			if (href) {
				if (!hrefStartWith(href, ["http", "/", "ftp://", '#'])) {
					href = "http://" + href;
				}
				var obj = {
					'href': href,
					'target': $G("target").checked ? "_blank" : '_self',
					'title': $G("title").value.replace(/^\s+|\s+$/g, ''),
					'_href': href
				};
				//修改链接内容的情况太特殊了，所以先做到这里了
				//todo:情况多的时候，做到command里
				if (orgText && text.value != orgText) {
					link[browser.ie ? 'innerText' : 'textContent'] = obj.textValue = text.value;
					range.selectNode(link).select()
				}
				if (range.collapsed) {
					obj.textValue = text.value;
				}
				editor.execCommand('link', utils.clearEmptyAttrs(obj));
				dialog.close();
			}
		}

		dialog.onok = handleDialogOk;
		$G('href').onkeydown = $G('title').onkeydown = function (evt) {
			evt = evt || window.event;
			if (evt.keyCode == 13) {
				handleDialogOk();
				return false;
			}
		};
		$G('href').onblur = function () {
			if (!hrefStartWith(this.value, ["http", "/", "ftp://", '#'])) {
				$G("msg").innerHTML = "<span style='color: red'>" + lang.httpPrompt + "</span>";
			} else {
				$G("msg").innerHTML = "";
			}
		};

		function hrefStartWith(href, arr) {
			href = href.replace(/^\s+|\s+$/g, '');
			for (var i = 0, ai; ai = arr[i++];) {
				if (href.indexOf(ai) == 0) {
					return true;
				}
			}
			return false;
		}


	</script>
</body>
</html>
